Wiley E. Daniels Jr., 48, a television newscaster and reporter with station, WJZ-TV, Baltimore, died Thursday at his home in Baltimore after an apparent heart attack.

He began work at WJZ-TV in 1965, as a general assignment reporter and became an "anchorman" in 1974. Before that he had worked as a disc jockey and program director for WEBB radio in Baltimore, from 1956 until he joined WJZ-TV.

Mr. Daniels earned a bachelor's degree at Talladega College in Talladega, Ala., and a master's degree at Emerson College in Boston.

Born in Tuskegee, Ala., he served in the Army from 1950 to 1953, and worked in a Birmingham, Ala., radio station before moving to the Baltimore area.

Mr. Daniels was active in a number of organizations, including the United Negro College Fund, the NAACP, and the United Fund. He was on the board of governors of Baltimore Goodwill Industries, Inc., and the Baltimore chapter of the Cystic Fibrosis Foundation.

He was the current vice president of the Association of Black Media Workers of Baltimore and was an adviser to WEAA-FM, Morgan State University's radio station.

He is survived by his wife, Ruth, of the home; a brother, Sherwood, of Chicago, and his father, Wiley E. Sr., of Los Angeles.